Early Booking Bonus Program: offer valid on new, individual bookings made between July 1, 2017 and August 31, 2017 on voyages departing January 1, 2018 – May 31, 2019. Offer not valid for Full World Cruise 2018 and 2019. Guests will receive 10% savings on the Silver Privilege fare if paid in full by August 31, 2017. Bookings made before or after the promotional period will not qualify for the savings. Other restrictions apply. See Terms and Conditions for complete details.